5Debabrata Das, T.Nejat Veziroglu. Advances in biological hydrogen production processes [J]. International journal of hydrogen energy, 2008,33:6046-6057.
6Hong Liu,Tong Zhang, Herbert H.P.Fang,Thermophilic H2 produe- tion from a cellulose-containing wastewater [J].Biotechnology Letters, 2003,25:365-369.